[ 1273.255640][T12887] netdevsim netdevsim324 eni324np1: renamed from eth0
[ 1273.354622][T12886] netdevsim netdevsim693 eni693np1: renamed from eth1
[ 1276.071654][T12875] Could not find device with ifindex 2000 in netnsfd 11
[ 1276.072765][T12875] Could not find netns with fd: 2000
[ 1276.074211][T12875] Cannot link a netdevsim to itself
[ 1276.075336][T12875] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).